<template>
<div class="login">
  <div class="login_box">
    <div class="avatar">
      <img src="../assets/img/heima.png" alt="">
        <!-- 登录表单区域 -->
    </div>
    <el-form ref="loginFormRef" :model="loginFrom" :rules="loginFormrules">
      <!-- 用户名 -->
      <el-form-item prop="username">
        <el-input v-model="loginFrom.username" prefix-icon="iconfont icon-user"></el-input>
      </el-form-item>
      <!-- 密码 -->
      <el-form-item prop="password">
        <el-input type="password" v-model="loginFrom.password" prefix-icon="iconfont icon-3702mima"></el-input>
      </el-form-item>
      <!-- 按钮区域 -->
      <el-form-item class="bottom_btn">
        <el-button type="primary" @click="login">登录</el-button>
        <el-button type="info" @click="resetForm">重置</el-button>
      </el-form-item>
  </el-form>
  </div>
</div>
</template>
<script>
export default {
  data () {
    return {
      loginFrom: {
        username: 'admin',
        password: '123456'
      },
      loginFormrules: {
        username: [
          { required: true, message: '请输入登录名称', trigger: 'blur' },
          { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          {
            min: 6,
            max: 15,
            message: '密码长度在6-15位字符',
            trigger: 'blur'
          }
        ]
      }
    }
  },
  methods: {
    // 点击重置按钮，重置登录表单
    resetForm () {
      this.$refs.loginFormRef.resetFields()
    },
    login () {
      this.$refs.loginFormRef.validate(async flag => {
        if (!flag) return
        const { data: res } = await this.$axios.post('/login', this.loginFrom)
        if (res.meta.status !== 200) return this.$message.error(res.meta.msg)
        this.$message.success('success登录成功')
        console.log(res)
        sessionStorage.setItem('token', res.data.token)
        this.$router.push('/home')
      })
    }
  }
}
</script>
<style lang="less" scoped>
    .login {
    widows: 100%;
    height: 100%;
    background: #2b4b6b;
    .login_box {
        width: 450px;
        height: 300px;
        background: #fff;
        border-radius: 10px;
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);
        .avatar {
            width: 100px;
            height: 100px;
            border: 1px solid #eee;
            border-radius: 50%;
            padding: 10px;
            box-shadow: 0px 0px 10px greenyellow;
            position: absolute;
            left: 50%;
            transform: translate(-50%);
            background: #fff;
            top: -50px;
            img {
                width: 100%;
                height: 100%;
                border-radius: 50%;
            }
        }
        .el-form{
            margin-top: 100px;
            padding: 0 20px;
            .bottom_btn{
                display: flex;
                justify-content: flex-end;
            }
        }
    }
}
</style>
